• Skype icon

    Skype

    Skype is the most popular free voice-over IP and instant messaging service globally. It allows users to text, video and voice call over the internet. Users can also call landlines and mobiles at competitive rates using Skype credit...

    Freemium Mac Windows Linux Web / Cloud Android iPhone Blackberry Chrome OS Windows RT Android Tablet BSD Windows Phone iPad Apple Watch Android Wear PortableApps.com

  • Hangouts icon

    Hangouts

    Hangouts is a messaging app that lets you send and receive messages, photos and more, and even start free video and voice calls – one to one or with a group! "Hangouts" are places used to facilitate group video chat (with...

    Free Windows Web / Cloud Android iPhone Chrome OS Android Tablet iPad Chrome Android Wear

  • Tox icon

    Tox

    Send messages, files, create groups and make Tox to Tox audio and video calls. Securely.

    Open Source Mac Windows Linux Android iPhone Android Tablet BSD

  • Signal icon

    Signal

    TextSecure and RedPhone have been merged to create Signal! Using Signal, you can communicate instantly while avoiding SMS fees, create groups so that you can chat in real time with all your friends at once, and share media or...

    Open Source Mac Windows Linux Android iPhone Chrome

  • Viber icon

    Viber

    Viber is a mobile application that lets you make free phone calls and send text messages to anyone who also has the application installed. .

    Freemium Mac Windows Linux Android iPhone Windows RT Android Tablet Windows Phone iPad Blackberry 10 Apple Watch

  • Jitsi icon

    Jitsi

    Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols such as SIP, XMPP/Jabber, ICQ/AIM, Windows Live, Yahoo!, GTalk/Hangouts extensions, as well as OTR...

    Open Source Mac Windows Linux Web / Cloud Android BSD

  • Facebook Messenger icon

    Facebook Messenger

    Facebook Messenger is a faster way to message. Reach friends right on their phones, get and send messages fast, message everyone at once and more. Top Features: • Message friends, groups of friends or anyone in your mobile...

    Free Windows Web / Cloud Android iPhone Blackberry Android Tablet iPad Apple Watch Android Wear

  • Trillian icon

    Trillian

    Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between all of them! We think conversation should be easily shared between all of your devices, not trapped...

    Freemium Mac Windows Linux Web / Cloud Android iPhone Blackberry iPad

  • Linphone icon

    Linphone

    Linphone is an internet phone or Voice Over IP phone (VoIP). With Linphone you can communicate freely with people over the internet, with voice, video, and text instant messaging. Linphone makes use of the SIP protocol, an open...

    Open Source Mac Windows Linux Web / Cloud Windows Mobile Android iPhone Android Tablet Windows Phone iPad Xfce

  • Wire icon

    Wire

    Wire is a secure and private messenger for phones, tablets and desktop. Crystal clear voice and video calls, private group chats, file sharing, audio and video messages - everything is end-to-end encrypted. Wire works on Android, iOS...

    Free Mac Windows Linux Web / Cloud Android iPhone Chrome OS Android Tablet iPad Microsoft Edge Chrome Opera Firefox

  • LINE icon

    LINE

    LINE is a Japanese proprietary application for instant messaging on smartphones and PCs. Line users exchange text messages, graphics, video and audio media, make free VoIP calls, and hold free audio or video conferences.

    Freemium Mac Windows Web / Cloud Android iPhone Blackberry Android Tablet Windows Phone iPad Apple Watch

  • Empathy icon

    Empathy

    Empathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell it about your accounts on all those services and do all your chatting within one application. ...

    Open Source Linux BSD

  • Know any more alternatives to Silent Phone?

    Suggest an application to this list
  • Imo icon

    Imo

    Message and video chat with your friends and family for free. Features - Make high-quality video and voice calls on Android and iPhone - Send unlimited messages and make free video and voice calls over your 2G, 3G, 4G or Wi-Fi...

    Free Windows Android iPhone Android Tablet iPad

  • Riot.im icon

    Riot.im

    Riot (formerly Vector) is an opensource interoperable app running on Web, iOS and Android. It is built around chat rooms, both public and private and provides messaging, filesharing, voice and video conferencing (beta on Android and...

    Open Source Web / Cloud Android iPhone iPad Self-Hosted Chrome Safari Firefox

  • FaceTime icon

    FaceTime

    FaceTime is a video calling software feature developed by Apple for the iOS and Mac OS. FaceTime makes it possible to talk, smile, wave, and laugh with anyone on an iDevice or Mac over Wi-Fi. So you can catch up, hang out, joke...

    Freemium Mac iPhone iPad

  • WeChat icon

    WeChat

    WeChat is a complete mobile communication and private social networking app. Free, cross-platform, and full-featured, WeChat is the best way to keep in touch with everyone you care about. Features WECHAT OUT CALLS: Make calls to...

    Freemium Mac Windows Android iPhone S60 Blackberry Android Tablet Windows Phone iPad Apple Watch

  • ooVoo icon

    ooVoo

    Free high quality video chat and video conferencing from ooVoo. Talk live face-to-face with up to 6 people at once.

    Freemium Mac Windows Android iPhone Android Tablet Windows Phone iPad Kindle Fire

  • Nimbuzz icon

    Nimbuzz

    Nimbuzz offers limited availablility free calls and limited availability free text messaging for users via 3G and WiFi. Calls to other Nimbuzz users are free. PAY to call mobile or landline phones for as little as $0.02/minute in...

    Freemium Mac Windows Web / Cloud Android iPhone Java Mobile S60 HP webOS Blackberry Android Tablet Windows Phone iPad Chrome Kindle Fire

  • Share this list of alternatives?

  • Ekiga icon

    Ekiga

    Ekiga (formely known as GnomeMeeting) is an open source VoIP and video conferencing application for GNOME. Ekiga uses both the H.323 and SIP protocols. It supports many audio and video codecs, and is interoperable with other SIP...

    Open Source Windows Linux PortableApps.com

  • Bit Chat icon

    Bit Chat

    Technitium Bit Chat is a secure, peer-to-peer (p2p), open source instant messenger designed to provide end-to-end encryption. It can be used over Internet and private LAN networks for instant messaging and file transfer.

    Open Source Windows Linux

  • CSipSimple icon

    CSipSimple

    csipsimple will allow native sip for android device. It relies on the pjsip SIP stack and use the pjsip-jni project. The use of this native library will ensure a better speed, call quality and less battery consumption than...

    Open Source Android

  • BlackBerry Messenger icon

    BlackBerry Messenger

    BlackBerry Messenger is a FREE messaging app available for Blackberry, iOS, Android and Windows Phone. BBM has unique features to protect your privacy and keep you in control: • Retract – The ability to take back messages and photos...

    Freemium Android iPhone Blackberry Android Tablet Windows Phone iPad Apple Watch Android Wear Kindle Fire

  • YakYak icon

    YakYak

    What does it do: * Send/receive chat messages * Create/change conversations (rename, add people) * Leave/delete conversation * Notifications * Toggle notifications on/off * Drag-drop, copy-paste or...

    Open Source Mac Windows Linux

  • Disa icon

    Disa

    Unified Messaging is awesome! Disa is your new messaging hub. Conversations from different services can seamlessly be joined together, or disbanded within seconds.

    Open Source Android Android Tablet Kindle Fire

  • Coccinella icon

    Coccinella

    Coccinella is a free and open-source cross-platform instant messaging client with a built-in whiteboard for improved collaboration with other people.

    Open Source Mac Windows Linux BSD

  • Telephone icon

    Telephone

    Telephone is a VoIP program which allows you to make phone calls over the internet. It can be used to call regular phones via any appropriate SIP provider, including Google Voice via Gizmo5. If your office or home phone works via SIP...

    Open Source Mac

  • Tango icon

    Tango

    Tango allows you to easily connect with friends & family or make new friends. Make video & voice calls, send text messages, play games, send music messages powered by Spotify and more all for free. Easy to use - No login...

    Freemium Android iPhone Android Tablet iPad

  • MicroSIP icon

    MicroSIP

    MicroSIP is a free portable SIP softphone for Windows based on PJSIP stack. It allowing to do high quality VoIP calls (P2P or on regular telephones) via open SIP protocol. From cloud of SIP providers you can choose best for you...

    Open Source Windows PortableApps.com

  • X-Lite icon

    X-Lite

    Combining voice calls, video calls and Instant Messaging in a simple interface, CounterPath's X-Lite helps you seamlessly transition from a traditional phone environment into the world of Voice over IP. The latest release of...

    Commercial Mac Windows

  • Fring icon

    Fring

    Fring is a VoIP (voice over internet) app that allows you to make 2-way video calls, voice calls and live chat for free, from your phone or iPod. It offers video calls to other Fring users on any advanced smartphone over both 3G...

    Freemium Android iPhone

    • Discontinued The apps seem to be no longer updated. Last versions, released in February 2014, can be still downloaded from the appstores.
  • QuteCom icon

    QuteCom

    QuteCom is a community of enthusiasts and developers, creating free software products related to communication over IP. The flagship product of the QuteCom project is a softphone which allows you to make free PC to PC video and voice...

    Open Source Mac Windows Linux PortableApps.com

    • Discontinued The official website is no longer available. Last version, 2.2.1, released in May 2011, can be still downloaded from Wayback Machine.
  • Speek icon

    Speek

    At Speek we’re dedicated to bringing you super simple conference calling with no dial-ins, pins or downloads. Participants click the Speek link to start or join a call from their phone, web or mobile browser. You can see who’s joined...

    Freemium Web / Cloud Android iPhone Windows Phone

  • SeaFour.club icon

    SeaFour.club

    SeaFour.club is a socket webchat supporting aesthetic username customization and stylized messages using a markup language similar to 'LISP', and supports a multitude of alternative clients. .

    Open Source Linux Web / Cloud

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